flewkey/cuberite-2a
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Added some code improvements

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This commit is contained in:
bibo38
2015-11-06 17:11:54 +01:00
parent 0447af8bcb
commit 429f615390
2 changed files with 42 additions and 22 deletions
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52
src/Blocks/BlockPiston.cpp
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@@ -32,7 +32,7 @@ void cBlockPistonHandler::OnDestroyed(cChunkInterface & a_ChunkInterface, cWorld
{
NIBBLETYPE OldMeta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
const Vector3i pushDir = VectorFromMetaData(OldMeta);
const Vector3i pushDir = MetadataToOffset(OldMeta);
int newX = a_BlockX + pushDir.x;
int newY = a_BlockY + pushDir.y;
int newZ = a_BlockZ + pushDir.z;
@@ -73,7 +73,7 @@ bool cBlockPistonHandler::GetPlacementBlockTypeMeta(
Vector3i cBlockPistonHandler::VectorFromMetaData(int a_PistonMeta)
Vector3i cBlockPistonHandler::MetadataToOffset(NIBBLETYPE a_PistonMeta)
{
switch (a_PistonMeta & 0x07)
{
@@ -86,6 +86,7 @@ Vector3i cBlockPistonHandler::VectorFromMetaData(int a_PistonMeta)
default:
{
LOGWARNING("%s: invalid direction %d, ignoring", __FUNCTION__, a_PistonMeta & 0x07);
ASSERT(!"Invalid direction");
return Vector3i();
}
}
@@ -95,7 +96,8 @@ Vector3i cBlockPistonHandler::VectorFromMetaData(int a_PistonMeta)
void cBlockPistonHandler::PushBlocks(const std::unordered_set<Vector3i, VectorHasher<int>> & a_BlocksToPush,
void cBlockPistonHandler::PushBlocks(
const Vector3iSet & a_BlocksToPush,
cWorld * a_World, const Vector3i & a_PushDir
)
{
@@ -110,7 +112,7 @@ void cBlockPistonHandler::PushBlocks(const std::unordered_set<Vector3i, VectorHa
// Move every block
BLOCKTYPE moveBlock;
NIBBLETYPE moveMeta;
for (Vector3i & moveBlockPos : sortedBlocks)
for (auto & moveBlockPos : sortedBlocks)
{
a_World->GetBlockTypeMeta(moveBlockPos.x, moveBlockPos.y, moveBlockPos.z, moveBlock, moveMeta);
a_World->SetBlock(moveBlockPos.x, moveBlockPos.y, moveBlockPos.z, E_BLOCK_AIR, 0);
@@ -142,11 +144,17 @@ void cBlockPistonHandler::PushBlocks(const std::unordered_set<Vector3i, VectorHa
bool cBlockPistonHandler::CanPushBlock(
int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * a_World, bool a_RequirePushable,
std::unordered_set<Vector3i, VectorHasher<int>> & a_BlocksPushed, const Vector3i & a_PushDir
Vector3iSet & a_BlocksPushed, const Vector3i & a_PushDir
)
{
const static std::array<Vector3i, 6> pushingDirs = {{ Vector3i(-1, 0, 0), Vector3i(1, 0, 0), Vector3i(0, -1, 0), Vector3i(0, 1, 0),
Vector3i(0, 0, -1), Vector3i(0, 0, 1) }};
const static std::array<Vector3i, 6> pushingDirs =
{
{
Vector3i(-1, 0, 0), Vector3i(1, 0, 0),
Vector3i( 0, -1, 0), Vector3i(0, 1, 0),
Vector3i( 0, 0, -1), Vector3i(0, 0, 1)
}
};
BLOCKTYPE currBlock;
NIBBLETYPE currMeta;
@@ -184,9 +192,12 @@ bool cBlockPistonHandler::CanPushBlock(
if (currBlock == E_BLOCK_SLIME_BLOCK)
{
// Try to push the other directions
for (const Vector3i & testDir : pushingDirs)
for (const auto & testDir : pushingDirs)
{
if (!CanPushBlock(a_BlockX + testDir.x, a_BlockY + testDir.y, a_BlockZ + testDir.z, a_World, false, a_BlocksPushed, a_PushDir))
if (!CanPushBlock(
a_BlockX + testDir.x, a_BlockY + testDir.y, a_BlockZ + testDir.z,
a_World, false, a_BlocksPushed, a_PushDir)
)
{
// When it's not possible for a direction, then fail
return false;
@@ -195,7 +206,10 @@ bool cBlockPistonHandler::CanPushBlock(
}
// Try to push the block in front of this block
return CanPushBlock(a_BlockX + a_PushDir.x, a_BlockY + a_PushDir.y, a_BlockZ + a_PushDir.z, a_World, true, a_BlocksPushed, a_PushDir);
return CanPushBlock(
a_BlockX + a_PushDir.x, a_BlockY + a_PushDir.y, a_BlockZ + a_PushDir.z,
a_World, true, a_BlocksPushed, a_PushDir
);
}
@@ -214,10 +228,11 @@ void cBlockPistonHandler::ExtendPiston(int a_BlockX, int a_BlockY, int a_BlockZ,
return;
}
Vector3i pushDir = VectorFromMetaData(pistonMeta);
Vector3i pushDir = MetadataToOffset(pistonMeta);
std::unordered_set<Vector3i, VectorHasher<int>> blocksPushed;
if (!CanPushBlock(a_BlockX + pushDir.x, a_BlockY + pushDir.y, a_BlockZ + pushDir.z,
Vector3iSet blocksPushed;
if (!CanPushBlock(
a_BlockX + pushDir.x, a_BlockY + pushDir.y, a_BlockZ + pushDir.z,
a_World, true, blocksPushed, pushDir)
)
{
@@ -253,7 +268,7 @@ void cBlockPistonHandler::RetractPiston(int a_BlockX, int a_BlockY, int a_BlockZ
return;
}
Vector3i pushDir = VectorFromMetaData(pistonMeta);
Vector3i pushDir = MetadataToOffset(pistonMeta);
// Check the extension:
if (a_World->GetBlock(a_BlockX + pushDir.x, a_BlockY + pushDir.y, a_BlockZ + pushDir.z) != E_BLOCK_PISTON_EXTENSION)
@@ -282,7 +297,7 @@ void cBlockPistonHandler::RetractPiston(int a_BlockX, int a_BlockY, int a_BlockZ
// Try to "push" the pulling block in the opposite direction
pushDir *= -1;
std::unordered_set<Vector3i, VectorHasher<int>> pushedBlocks;
Vector3iSet pushedBlocks;
if (!CanPushBlock(a_BlockX, a_BlockY, a_BlockZ, a_World, false, pushedBlocks, pushDir))
{
// Not pushable, bail out
@@ -312,7 +327,7 @@ void cBlockPistonHeadHandler::OnDestroyedByPlayer(cChunkInterface & a_ChunkInter
{
NIBBLETYPE OldMeta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
Vector3i pushDir = cBlockPistonHandler::VectorFromMetaData(OldMeta);
Vector3i pushDir = cBlockPistonHandler::MetadataToOffset(OldMeta);
int newX = a_BlockX - pushDir.x;
int newY = a_BlockY - pushDir.y;
int newZ = a_BlockZ - pushDir.z;
@@ -331,3 +346,8 @@ void cBlockPistonHeadHandler::OnDestroyedByPlayer(cChunkInterface & a_ChunkInter
a_WorldInterface.SpawnItemPickups(Pickups, a_BlockX + 0.5, a_BlockY + 0.5, a_BlockZ + 0.5);
}
}